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In the entire world, 在德 (Zaide , 在德 ) is quite a rare unisex first name. The forename 在德 is characteristic of Albania, where it is quite a rare feminine name, Cuba, where it is a rare girly name, and Philippines, where it is a rare epicene name. Measured by absolute frequency, it is commonest in Philippines, China, and Mexico. Also, 在德 is the last name as well as the forename.
在德 is also a name for the fictitious and mythical characters: Zaide , the operatic character in the opera Der Trank der Unsterblichkeit; Zaide , the operatic character in the opera Zaide by Wolfgang Amadeus Mozart; Zaide , the operatic character in the opera Il paria and Zaide , the operatic character in the opera Tamerlano (Händel).